var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');

//路由文件引入
var index = require('./routes/index');//登录接口

var app = express();

//跨域设置
app.all('*', function(req, res, next) {
    res.header("Access-Control-Allow-Origin", "*");
    res.header("Access-Control-Allow-Headers", "X-Requested-With");
    res.header("Access-Control-Allow-Methods", "PUT,POST,GET,DELETE,OPTIONS");
    res.header("X-Powered-By", 'HuiMin')
    // res.header("Content-Type", "application/json;charset=utf-8");
    next();
});
// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

//中间件
app.use(logger('dev'));
// app.use(bodyParser.json());
// app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json({limit: '50mb'}));
app.use(bodyParser.urlencoded({limit: '50mb', extended: true}));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')))


//路由设置
app.use('/index', index);

// catch 404 and forward to error handler
app.use(function(req, res, next) {
    var err = new Error('Not Found');
    err.status = 404;
    next(err);
});

// error handler
app.use(function(err, req, res, next) {
    // set locals, only providing error in development
    res.locals.message = err.message;
    res.locals.error = req.app.get('env') === 'development' ? err : {};

    // render the error page
    res.status(err.status || 500);
    res.render('error');
});

module.exports = app;